Symptoms of phlebitis with infusion of Concrete Injection require general measures, medication, and surgical treatment. If the symptoms are mild, they can be relieved by themselves in a period of time. 1. General measures: patients can use hot towels to apply hot compresses to the local area, and can also take measures such as phototherapy and compression therapy to promote the absorption of inflammation and relieve pain. 2. Medication: For patients with pain symptoms, ibuprofen, celecoxib and other painkillers should be applied as prescribed by the doctor. At the same time, need to follow the doctor’s instructions for external use of heparin ointment, if the combined infection, need to be under the guidance of the doctor external use of levofloxacin ointment, erythromycin ointment and other anti-inflammatory drugs. If the symptoms are more serious, low molecular heparin or ordinary heparin should be used for anticoagulation treatment according to the doctor’s instruction. 3. Surgical treatment: if the local inflammation subsides, there is still a cord-like hard object, then we need to consider surgical resection. Secondly, in general, for patients with mild symptoms of phlebitis, which often lasts for 3~4 weeks, it can be relieved by itself, and the prognosis is good. In summary, when the infusion of Concentrate injection symptoms of phlebitis, should be quickly reported to the doctor, if necessary, need to be standardized treatment.